170 lines
4 KiB
C
170 lines
4 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2013 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/time.h>
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#include <grub/misc.h>
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#include <grub/dl.h>
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#include <grub/command.h>
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#include <grub/env.h>
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#include <grub/test.h>
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#include <grub/mm.h>
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#include <grub/procfs.h>
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#include "signatures.h"
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GRUB_MOD_LICENSE ("GPLv3+");
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static char *
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get_hi_dsa_sig (grub_size_t *sz)
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{
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char *ret;
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*sz = sizeof (hi_dsa_sig);
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ret = grub_malloc (sizeof (hi_dsa_sig));
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if (ret)
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grub_memcpy (ret, hi_dsa_sig, sizeof (hi_dsa_sig));
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return ret;
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}
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static struct grub_procfs_entry hi_dsa_sig_entry =
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{
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.name = "hi_dsa.sig",
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.get_contents = get_hi_dsa_sig
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};
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static char *
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get_hi_dsa_pub (grub_size_t *sz)
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{
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char *ret;
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*sz = sizeof (hi_dsa_pub);
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ret = grub_malloc (sizeof (hi_dsa_pub));
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if (ret)
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grub_memcpy (ret, hi_dsa_pub, sizeof (hi_dsa_pub));
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return ret;
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}
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static struct grub_procfs_entry hi_dsa_pub_entry =
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{
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.name = "hi_dsa.pub",
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.get_contents = get_hi_dsa_pub
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};
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static char *
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get_hi_rsa_sig (grub_size_t *sz)
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{
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char *ret;
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*sz = sizeof (hi_rsa_sig);
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ret = grub_malloc (sizeof (hi_rsa_sig));
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if (ret)
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grub_memcpy (ret, hi_rsa_sig, sizeof (hi_rsa_sig));
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return ret;
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}
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static struct grub_procfs_entry hi_rsa_sig_entry =
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{
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.name = "hi_rsa.sig",
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.get_contents = get_hi_rsa_sig
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};
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static char *
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get_hi_rsa_pub (grub_size_t *sz)
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{
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char *ret;
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*sz = sizeof (hi_rsa_pub);
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ret = grub_malloc (sizeof (hi_rsa_pub));
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if (ret)
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grub_memcpy (ret, hi_rsa_pub, sizeof (hi_rsa_pub));
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return ret;
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}
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static struct grub_procfs_entry hi_rsa_pub_entry =
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{
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.name = "hi_rsa.pub",
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.get_contents = get_hi_rsa_pub
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};
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static char *
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get_hi (grub_size_t *sz)
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{
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*sz = 3;
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return grub_strdup ("hi\n");
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}
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struct grub_procfs_entry hi =
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{
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.name = "hi",
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.get_contents = get_hi
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};
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static char *
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get_hj (grub_size_t *sz)
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{
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*sz = 3;
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return grub_strdup ("hj\n");
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}
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struct grub_procfs_entry hj =
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{
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.name = "hj",
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.get_contents = get_hj
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};
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static void
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do_verify (const char *f, const char *sig, const char *pub, int is_valid)
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{
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grub_command_t cmd;
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char *args[] = { (char *) f, (char *) sig,
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(char *) pub, NULL };
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grub_err_t err;
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cmd = grub_command_find ("verify_detached");
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if (!cmd)
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{
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grub_test_assert (0, "can't find command `%s'", "verify_detached");
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return;
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}
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err = (cmd->func) (cmd, 3, args);
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grub_test_assert (err == (is_valid ? 0 : GRUB_ERR_BAD_SIGNATURE),
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"verification failed: %d: %s", grub_errno, grub_errmsg);
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grub_errno = GRUB_ERR_NONE;
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}
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static void
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signature_test (void)
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{
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grub_procfs_register ("hi", &hi);
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grub_procfs_register ("hj", &hj);
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grub_procfs_register ("hi_dsa.pub", &hi_dsa_pub_entry);
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grub_procfs_register ("hi_dsa.sig", &hi_dsa_sig_entry);
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grub_procfs_register ("hi_rsa.pub", &hi_rsa_pub_entry);
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grub_procfs_register ("hi_rsa.sig", &hi_rsa_sig_entry);
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do_verify ("(proc)/hi", "(proc)/hi_dsa.sig", "(proc)/hi_dsa.pub", 1);
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do_verify ("(proc)/hi", "(proc)/hi_dsa.sig", "(proc)/hi_dsa.pub", 1);
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do_verify ("(proc)/hj", "(proc)/hi_dsa.sig", "(proc)/hi_dsa.pub", 0);
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do_verify ("(proc)/hi", "(proc)/hi_rsa.sig", "(proc)/hi_rsa.pub", 1);
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do_verify ("(proc)/hj", "(proc)/hi_rsa.sig", "(proc)/hi_rsa.pub", 0);
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grub_procfs_unregister (&hi);
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grub_procfs_unregister (&hj);
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grub_procfs_unregister (&hi_dsa_sig_entry);
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grub_procfs_unregister (&hi_dsa_pub_entry);
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}
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GRUB_FUNCTIONAL_TEST (signature_test, signature_test);
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